mirror of git://gcc.gnu.org/git/gcc.git
29 lines
607 B
C
29 lines
607 B
C
/* PR tree-optimization/87320 */
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/* { dg-do run } */
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/* { dg-options "-O3" } */
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/* { dg-additional-options "-mavx" { target avx_runtime } } */
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static void __attribute__ ((noinline))
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transpose_vector (unsigned long n)
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{
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unsigned long data[2 * n];
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for (unsigned long i = 0; i < 2 * n; i++)
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data[i] = 4 * i + 2;
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unsigned long transposed[n];
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for (unsigned long i = 0; i < n; i++)
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transposed[i] = data[2 * i];
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for (unsigned long i = 0; i < n; i++)
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if (transposed[i] != 8 * i + 2)
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__builtin_abort ();
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}
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int
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main ()
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{
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transpose_vector (4);
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transpose_vector (120);
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return 0;
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}
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